156975675

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{719}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 269982720

約数和(自身を除く): 113007045

約数列:

[1, 3, 5, 15, 25, 41, 71, 75, 123, 205, 213, 355, 615, 719, 1025, 1065, 1775, 2157, 2911, 3075, 3595, 5325, 8733, 10785, 14555, 17975, 29479, 43665, 51049, 53925, 72775, 88437, 147395, 153147, 218325, 255245, 442185, 736975, 765735, 1276225, 2093009, 2210925, 3828675, 6279027, 10465045, 31395135, 52325225, 156975675]

約数ペア:

[(1, 156975675), (3, 52325225), (5, 31395135), (15, 10465045), (25, 6279027), (41, 3828675), (71, 2210925), (75, 2093009), (123, 1276225), (205, 765735), (213, 736975), (355, 442185), (615, 255245), (719, 218325), (1025, 153147), (1065, 147395), (1775, 88437), (2157, 72775), (2911, 53925), (3075, 51049), (3595, 43665), (5325, 29479), (8733, 17975), (10785, 14555)]